Several specs for the SM8450, Qualcomm's purported next generation of flagship chipsets for mobile devices, have emerged quite recently. Not long afterward, a Lenovo executive has reportedly confirmed that the OEM will develop phones based on this SoC, to be sold under its brand as well as that of Motorola.
https://www.notebookcheck.net/Qualcomm-SM8450-Lenovo-confirms-plans-for-phones-based-on-the-Snapdragon-888-s-successor-already.543265.0.html